RKO Saw earns certification

May 2013 - RKO Saw, Cullom, Ill., recently earned ISO 9001:2008 certification in the design, manufacturing and servicing of polycrystalline diamond-tipped and carbide-tipped saw blades, router bits, groovers and other cutting tools. The company has the capability of custom manufacturing saw blades ranging from 2 inches to 40 inches in diameter with PCD or carbide tips.